US2541008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitating and discharging disk structure for fertilizer spreaders
Assignee: Individual
•
Filing: 1946-06-08
•
Granted: 1951-02-06
•
Expires: 1966-06-08
Abstract
No abstract record available.
Inventors
- 👤 George F Stahmer
- 👤 Russell W Foley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:21
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US93368A
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US808799A
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US1177391A
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US1573493A
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US1829627A
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US1840602A
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US2180253A
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US2302526A
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US2374425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |